Falcon Graphics RJ-6000 Series - Manual (Page 105)

Recommended Specifications for Centronics Interface Cable
Interface IEEE1284 (bidirectional parallel) compatible
Cable Type AWG28 x 18 pair (twisted pairs)
Shield Type Metal tapes and braiding (double-shielded
cable)
Characteristic Impedance 62
Ω
104 RJ-6000 Series USER GUIDE Basic Edition
Interface Specifications
Centronics Interface Specifications